/* 初始化 */
*{margin: 0; padding: 0; }
body{
    text-align: center;
    display: block;
    font-family: sans-serif;
}
li{list-style: none;}
a{ text-decoration: none; }
img{border: none;}
.wrap{
    width: 1226px;
    margin: 0 auto;
}



/* 黑色导航栏 */
.black-nav{
    width: 100%;
    height: 40px;
    line-height: 40px;
    background-color: #333;
    font-size: 12px;
}
.wrap{
    width: 1226px;
    margin: 0 auto;

}
.black-nav .wrap .black-nav-left{
    float: left;
}
.black-nav .wrap .black-nav-left li{
    float: left;
}
.black-nav .wrap .black-nav-right{
    float: right;
}
.black-nav .wrap li{
    float: left;
    position: relative;
}
.black-nav .wrap .black-nav-right li{
    float: left;
}
.black-nav .wrap li span{
    color: #424242;
    margin: 0 7px;
}
.black-nav a{
    color: #b0b0b0;
}
.black-nav li:hover a{
    color: #fff;
}

.download{
    width: 124px;
    height: 0px;
    background-color: #fff;
    box-shadow: 0 1px 5px #aaa;
    position: absolute;
    top: 40px;
    left: 25px;
    margin-left: -62px;
    overflow: hidden;
    z-index: 999;
}
.download img{
    width: 90px;
    margin: 18px auto 12px;
}
.download{
    color: #333;
    font-size: 12px;
    line-height: 12px;
}
.black-nav-left li:hover>.download{
    height: 148px;
}
.cart{
    margin-left: 20px;
}
.cart-list{
    width: 316px;
    height: 0;
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    color: #333;
    position: absolute;
    right: 0;
    top: 40px;
    line-height: 100px;
    overflow: hidden;
    z-index: 999;

}
.cart:hover .cart-list{
    height: 100px;
}



/* 白色导航栏 */

.white-nav{
    width: 100%;
    height: 100px;
    background-color: #fff;
    position: relative;
}
.logo{
    float: left;
    width: 230px;
    height: 100px;
}
.logo img{
    width: 54px;
    height: 54px;
    float: left;
    margin-top: 23px;
}
.white-nav .wrap .nav-bar{
    float: left;
    width: 675px;
    height: 100px;
    line-height: 100px;
}
.white-nav .wrap .nav-bar li{
    float: left;
    

}
.white-nav .wrap .search{
    float: right;
    width: 296px;
    height: 100px;
    line-height: 100px;

}
.white-nav .wrap .nav-bar li a{
    color: #333;
    padding: 0 10px;

}
.white-nav .wrap .nav-bar li a:hover{
    color: #ff6700;
}
.search input{
    width: 244px;
    height: 50px;
    border: 1px solid #e0e0e0;
    margin-top: 25px;
    float: left;
    box-sizing: border-box;
    padding: 0 10px;

}
.search button{
    width: 52px;
    height: 50px;
    float: right;
    margin-top: 25px;
    border: 1px solid #e0e0e0;
    background-color: #fff;
    margin-left: -1px;
}
.search button:hover{
    background-color: #ff6700;
    color: #fff;
    border: none;
}

.nav-bar-list{
    width: 100%;
    height: 229px;
    background-color: #fff;
    border: 1px solid #eee;
    box-shadow: 0 3px 4px rgba(0,0,0,0.1);
    position: absolute;
    left: 0;
    top: 100px;
    display: none;
    z-index: 9999;
}
.nav-bar-list li{
    line-height: normal;
    border-right: 1px solid #eee;
    width: 200px;
}
.nav-bar-list li:last-child{
    border: none;
}
.nav-bar li:hover .nav-bar-list{
    display: block;

}

.img-box img{
    height: 120px;
}
.nav-bar-list .name{
    font-size: 12px;
    color: #333;
}
.nav-bar-list .price{
    font-size: 12px;
    color: #ff6700;
}



.content{
    width: 100%;
    height: auto;
    background-color: #f5f5f5;
    padding-bottom: 40px;
}
.top-nav{
    height: 40px;
    overflow: hidden;
}
.top-nav a{
    height: 40px;
    float: left;
    font-size: 12px;
    line-height: 40px;
    color: #757575;
}
.top-nav span{
    height: 40px;
    float: left;
    font-size: 12px;
    line-height: 40px;
    color: #757575;
}
.top-nav .sep{
    margin: 0 6px;
}


.filter{
    width: 100%;
    height: 84px;
    padding: 18px 0;
    background-color: #fff;
    box-sizing: border-box;
}
.filter li{
    width: 148px;
    height: 48px;
    float: left;
    text-align: left;
    font-size: 14px;
    color: #424242;
    line-height: 48px;
}
.filter .all{
    color: #ff6700;
}

.list-box{
    width: 100%;
    height: 30px;
    margin: 20px 0;
    overflow: hidden;
    padding-top: 20px;
}
.list-box .left{
    float: left;
    height: 30px;
}
.list-box .left li{
    float: left;
    font-size: 14px;
    line-height: 30px;
    color: #424242;
}
.list-box .left li span{
    font-size: 14px;
    line-height: 30px;
    color: #eee;
    margin: 0 30px;
}
.list-box .left .all{
    color: #ff6700;
}
.list-box .right{
    float: right;
    height: 30px;
}
.list-box .right li{
    float: left;
    font-size: 14px;
    line-height: 30px;
    color: #424242;
    margin-left: 20px;
}
.list-box .right li .address{
    width: 100px;
    height: 30px;
    color: #424242;
    border: none;
    text-align: center;
}

.product{
    width: 100%;
    /*height: 900px;*/
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.item{
    width: 296px;
    height: 430px;
    background-color: #fff;
    padding: 50px 0;
    box-sizing: border-box;
    float: left;
    transition: all 0.2s;
}
.item:hover{
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}
.item img{
    width: 200px;
    height: 200px;
    margin-bottom: 19px;
}
.item-name{
    width: 214px;
    height: 21px;
    color: #333;
    line-height: 21px;
    margin: 0 auto 2px;
}
.item-desc{
    width: 214px;
    height: 18px;
    color: #b0b0b0;
    font-size: 12px;
    line-height: 12px;
    margin: 0 auto 10px;

}
.item-price{
    color: #ff6700;
    font-size: 14px;
}








/* 页脚 */

.footer-service{
    width: 100%;
    height: 25px;
    line-height: 25px;
    padding: 27px 0;
    border-bottom: 1px solid #e0e0e0;
}
.footer-service li{
    float: left;
    width: 20%;
    border-right: 1px solid #b0b0b0;
    box-sizing: border-box;
}
.footer-service li:last-child{
    border: none;
}
.footer-service li a{
    color: #616161;

}
.footer-service li a:hover{
    color: #ff6700;
    transition: all 0.2s;

}
.footer .iconfont{
    font-size: 24px;
    position: relative; 
}
.footer-link{
    width: 100%;
    height: 392px;
    padding: 40px 0;
}
.footer-link ul{
    float: left;
    width: 160px;
    height: 312px;
    text-align: left;
    color: #424242;
    font-size: 14px;
    line-height: 1.25;
}
.footer-link ul a{
    font-size: 12px;
    color: #757575;

}
.footer-link ul a:hover{
    color: #ff6700;
}
.footer-link ul li{
    margin: 10px;
}
.footer-aside{
    width: 245.2px;
    height: 208px;
    border-left: 1px solid #b0b0b0;
    float: right;
    color: #616161;
}
.footer-aside .tel{
    font-size: 22px;
    line-height: 22px;
    color: #ff6700;
    margin-top: 10px;
    margin-bottom: 5px;
}
.footer-aside .time{
    font-size: 12px;
    margin-bottom: 5px;
}
.footer-aside .kefu{
    display: block;
    width: 120px;
    height: 30px;
    line-height: 30px;
    border: 1px solid #ff6700;
    margin: 0 auto 30px;
    box-sizing: border-box;
    color: #ff6700;
    font-size: 12px;
}
.footer-aside .kefu:hover{
    background-color: #ff6700;
    color: #fff;
    transition: all 0.2s;
}



/* 底部 */
.bottom{
    width: 100%;
    height: 165px;
}
.bottom-logo{
    height: 56px;
    margin-right: 10px;
    float: left;
}
.bottom-logo img{
    width: 56px;
    height: 56px;
}
.bottom-text .bottom-text-top{
    overflow: hidden;
}
.bottom-text .bottom-text-top li{
    float: left;
    font-size: 12px;
    line-height: 18.5px;
}
.bottom-text .bottom-text-top li a{
    color: #757575;
}
.bottom-text .bottom-text-top li:hover a{
    color: #ff6700;
}
.bottom-text .bottom-text-top li span{
    margin: 0 7px;
    color: #757575;
}
.bottom-text .bottom-text-middle{
    overflow: hidden;
}
.bottom-text .bottom-text-middle li{
    color: #b0b0b0;
    float: left;
    font-size: 12px;
    line-height: 18px;
}